I think that you get the mood of a song stronger if you get it right that way. On the other hand, you put some songs out live and they don't catch flight. They just flop. It is hard to tell until they are out there.
Day-old bread? Sadly, in America a lot of day-old bread just becomes nasty. Italian day-old bread, not having any preservatives in it, just becomes harder and it doesn't taste old. What I would warn people about is getting bread that's loaded with other things in it, because it starts to taste old.